Changed SSH key search slightly. Fixed warning message from non-existent ssh-agent.
Changed SSH key search slightly.
Fixed warning message from non-existent ssh-agent.

nestukh/dotfiles,benizi/dotfiles,nestukh/dotfiles,benizi/dotfiles,nestukh/dotfiles,nestukh/dotfiles,nestukh/dotfiles,nestukh/dotfiles,benizi/dotfiles,benizi/dotfiles,nestukh/dotfiles,nestukh/dotfiles,benizi/dotfiles,benizi/dotfiles,benizi/dotfiles,benizi/dotfiles